參數(shù)資料
型號: LA7054
廠商: Sanyo Electric Co.,Ltd.
英文描述: Video, Audio Signal Processor for UHF Band RF Modulator
中文描述: 視頻,音頻信號處理器的超高頻波段射頻調(diào)制器
文件頁數(shù): 2/3頁
文件大?。?/td> 52K
代理商: LA7054
LA7054
No.2558-2/3
Operating Characteristics
at Ta=25°C, V
CC
=5V
Parameter
Symbol
SW Mode
SW1
SW2
a
a
c
Conditions
Ratings
typ
14
1.60
1.14
Unit
SW3
a
a
a
min
max
Current drain
Video clamp voltage
White clip level
I
CC
V
CL
V
WC
a
b
10
18
mA
1.35
1.10
1.85 Vp-p
1.18 Vp-p
V
WC
=V1–V
CL
V1 : Output voltage
TSG output amplitude
TSG V/S ratio
Horizontal sync signal period
Horizontal sync signal width
White signal width
Sync-1st white signal rise time
Sync-2nd white signal rise time
Audio carrier amplitude
Audio modulation degree A
Audio modulation degree B
Audio modulation degree C
Audio modulation degree D
Audio modulation degree E
Audio distortion
V
TO
V/S
t
S
H
S
H
V
t
V
1
t
V
2
V
AO
ms
ms
ms
ms
ms
THD
b
b
b
b
b
b
b
b
0.85
1.00
1.15 Vp-p
6.0/4.0 6.5/3.5 7.2/2.8
63.7
64.0
3.6
3.6
22
38
1.05
1.30
73
81
90
100
99
110
109
121
64.3
4.4
4.4
26
42
1.55 Vp-p
89
99
110
121
133
1.5
μs
μs
μs
μs
μs
4.0
4.0
24
40
Input signal : 1kHz
4.5Vp-p,
±50kHz : 100%
81
90
%
%
%
%
%
%
Same as above
0.3
Equivalent Circuit Block Diagram
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